https://guysmathastro.com/2026/08/19/more-august-2026-astro-events/Guy's Math & Astro Blogen2026-08-19T17:30:20+00:00More August 2026 Astro Events!Optics, Telescope, astronomy, Star Dust, Nancy Grace Roman Space Telescope, Camp Riverview, Partial Lunar Eclipse, Dark Sky International, Rhizome DC, Astronomical Society of the Pacific, The Astro Society, DC DPR